Quarterly report pursuant to Section 13 or 15(d)

Concentrations - Summary of Net Revenue from Various Products (Detail)

v3.4.0.3
Concentrations - Summary of Net Revenue from Various Products (Detail) - Product Concentration Risk - Sales Revenue, Net
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Concentration Risk [Line Items]    
Concentration Risk Percentage 100.00% 100.00%
Laser systems    
Concentration Risk [Line Items]    
Concentration Risk Percentage 62.30% 64.60%
Imaging systems    
Concentration Risk [Line Items]    
Concentration Risk Percentage 6.30% 3.10%
Consumables and other    
Concentration Risk [Line Items]    
Concentration Risk Percentage 16.10% 17.50%
Services    
Concentration Risk [Line Items]    
Concentration Risk Percentage 15.00% 13.80%
License fees and royalties    
Concentration Risk [Line Items]    
Concentration Risk Percentage 0.30% 1.00%